National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

ROCKY BOY (RCBM8)

Lat: 48.25529°NLon: 109.78592°WElev: 3789.0ft.

NA

55°F

13°C

Humidity 93%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 05 Aug 10:18 PM MDT
Extended Forecast for

2 Miles E Rocky Boy MT

  • Tonight

    Tonight: Mostly clear, with a low around 54. South southwest wind around 7 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Widespread haze between 2pm and 4pm. Increasing clouds, with a high near 81. South southwest wind 6 to 9 mph becoming west in the afternoon.

    High: 81 °F

    Sunny then
    Haze

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 54. West northwest wind around 6 mph becoming light and variable.

    Low: 54 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers after noon. Partly sunny, with a high near 77. North wind 5 to 8 mph becoming west in the afternoon.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. West southwest wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly after noon. Partly sunny, with a high near 64. West southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 49. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly after noon. Partly sunny, with a high near 69. West wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 69 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 54. South southwest wind around 7 mph.
Wednesday
Widespread haze between 2pm and 4pm. Increasing clouds, with a high near 81. South southwest wind 6 to 9 mph becoming west in the afternoon.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 54. West northwest wind around 6 mph becoming light and variable.
Thursday
A 30 percent chance of showers after noon. Partly sunny, with a high near 77. North wind 5 to 8 mph becoming west in the afternoon.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 48. West southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Friday
Showers likely, mainly after noon. Partly sunny, with a high near 64. West southwest wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 49. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Saturday
A chance of showers, mainly after noon. Partly sunny, with a high near 69. West wind 10 to 13 mph, with gusts as high as 24 mph.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Rocky Boy MT
 48.24°N 109.74°W (Elev. 4193 ft)
Last Update:
9:53 pm MDT Aug 5, 2025
Forecast Valid:
11pm MDT Aug 5, 2025-6pm MDT Aug 12, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation